Here we go again! 500 flights canceled as yet another storm is expected to hit the already devastated East Coast

United Airlines has announced that it will ground nearly 500 flights in anticipation of a large coastal storm expected to bring winds up to 60 mph and heavy rainfall to the already battered eastern seaboard.

The nation's largest carrier has suspended most of its services from Newark Liberty, John F. Kennedy International and LaGuardia airports between noon Wednesday and noon Thursday.

Several other airlines, including Delta and U.S. Airways, are evaluating their options and did not rule out the possibility of delays and cancellations of their own.

Canceled: United Airlines has grounded nearly 500 flights with the approach of yet another storm expected to hit the East Coast

Already, United has rebooked many of its travelers onto different flights. They are also advising others to change their reservations while they can and have waived their cancellation fee in an effort to expedite the process.

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Obviously, these latest changes come on the heels of the more than 23,000 cancellations that took place during Hurricane Sandy.

While this new storm is not expected to wreak the same kind of havoc that Sandy did, it is causing much concern in a region that is still in the midst of recovery.

Deja Vu: United's announcement comes on the heels of the more than 23,000 flights canceled because of Hurricane Sandy.

The National Weather Service has warned that the new storm system could bring high-speed winds and possible flooding to much of the northeast.

It has also advised people to stay indoors, citing a serious danger from falling limbs. The risk has been amplified, the organization said, since many tress have been weakened thanks to to hurricane.

Officials added the storm could bring the region's first snowfall with anywhere from three to six inches of white.

Governor Chris Christie of New Jersey has already warned of additional power outages, which could even hit areas that recently received electricity post-Sandy. Meanwhile, New York City Mayor Michael Bloomberg has closed all parks and playgrounds in advance of the storm.

More to Come: The National Weather Service said the storm could bring high-speed wings and possible flooding.